I fumble-fingered a plate, it fell between my tummy and the counter, and hit the floor edge-on. There’s a lot of energy stored in that stretched-glass ceramic layer! [Update: The glass is under compression.]
The fragments tend to be slivers rather than chunks, all with better-than-razor-sharp edges:
A bit more detail on Corelle in that post…
The Smell of Molten Projects in the Morning 